How severe is CVE-2017-8203?

CVE-2017-8203 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2017-8203 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (59th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-8203?

CVE-2017-8203 primarily affects Huawei Nova 2 Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2017-8203?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2017-8203 published?

CVE-2017-8203 was published on 2017-11-22 and last updated on 2026-06-17.

CVE-2017-8203

CVE-2017-8203 is a high-severity vulnerability in Huawei Nova 2 Firmware with a CVSS 3.x base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-416.

Key facts

Severity: High (CVSS 3.x base score 7.8)
CVSS v2: 6.8
EPSS exploit prediction: 1% (59th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-416
Affected product: Huawei Nova 2 Firmware
Published: 2017-11-22
Last modified: 2026-06-17

Description

The Bastet Driver of Nova 2 Plus,Nova 2 Huawei smart phones with software of Versions earlier than BAC-AL00C00B173,Versions earlier than PIC-AL00C00B173 has a use after free (UAF) vulnerability. An attacker can convince a user to install a malicious application which has a high privilege to exploit this vulnerability, Successful exploitation may cause arbitrary code execution.

Frequently asked questions

What is CVE-2017-8203?: The Bastet Driver of Nova 2 Plus,Nova 2 Huawei smart phones with software of Versions earlier than BAC-AL00C00B173,Versions earlier than PIC-AL00C00B173 has a use after free (UAF) vulnerability. An attacker can convince a user to install a malicious application which has a high privilege to exploit this vulnerability, Successful exploitation may cause arbitrary code execution.
How severe is CVE-2017-8203?: CVE-2017-8203 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2017-8203 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (59th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-8203?: CVE-2017-8203 primarily affects Huawei Nova 2 Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2017-8203?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2017-8203 published?: CVE-2017-8203 was published on 2017-11-22 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:o:huawei:nova_2_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:huawei:nova_2_plus_firmware:*:*:*:*:*:*:*:*

More vulnerabilities in Huawei Nova 2 Firmware

CVE-2017-8215 — Medium (CVSS 6.2): Honor 8,Honor V8,Honor 9,Honor V9,Nova 2,Nova 2 Plus,P9,P10 Plus,Toronto Huawei smart phones with software of versions…
CVE-2017-8214 — Medium (CVSS 6.2): Honor 8,Honor V8,Honor 9,Honor V9,Nova 2,Nova 2 Plus,P9,P10 Plus,Toronto Huawei smart phones with software of versions…

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